<!DOCTYPE html>
<html>
<head>
    <title>Bezier Interpolation</title>
    <script type="text/javascript" src="../../chroma.js"></script>
</head>
<body>

    <script type="text/javascript">

    function showGradient(I, outerdiv, steps) {
        var I = chroma.interpolate.bezier(c),
            c = document.createElement('div'),
            totalW = 800;
        for (var i=0; i < steps; i++) {
            var d = document.createElement('div');
            d.style.display = 'inline-block';
            d.style.width = (totalW / steps) + 'px';
            d.style.height = '60px';
            d.style.background = I(i/(steps-1)).hex();
            c.appendChild(d);
        }
        outerdiv.appendChild(c);
    }

    var colors = [
        ['white', 'black'],
        ['white', 'red', 'black'],
        ['white', 'yellow', 'red', 'black'],
        ['red', 'white', 'blue'],
        ['#fdfdf9', 'darkred'],
        ['#fdfdf9', 'orange', 'darkred'],
        ['#fdfdf9', 'yellow', 'orange', 'darkred'],
        ['darkred', 'orange', 'snow', 'lightgreen', 'royalblue'],
    ];

    for (var c in colors) {
        c = colors[c];
        d = document.createElement('div');
        d.style.position = 'relative';
        document.body.appendChild(d);
        d.innerHTML = "<div style='position:absolute;top:5px;left:10px;opacity:0.9;color:#000;text-shadow:-1px -1px 0px rgba(255,255,255,0.3), 1px 1px 0px rgba(255,255,255,0.3), -1px 1px 0px rgba(255,255,255,0.3), 1px -1px 0px rgba(255,255,255,0.3)'><code>" + c + "</code></div>";
        showGradient(colors, d, 13);
    }



    </script>

</body>
</html>